CVE-2026-35081: Mbs-Solutions Universal Gateway Firmware

High severity, CVSS 8.1. EPSS: 0.5% chance of exploitation in the next 30 days.

The ugw-logstop method allows a remote attacker with user privileges to terminate arbitrary processes due to insufficient validation of user-supplied input.

Affected products

• Mbs-Solutions Universal Gateway Firmware: before 6_00_07 (fixed in 6_00_07)

Published 2026-06-03. Last modified 2026-07-22.